Set of buttons for a handset



FIG. 1 is a front view of a set of buttons for a handset showing my new design; and,

FIG. 2 is a front perspective thereof.

The broken line showing the environmental structure of a handset in the figures is for illustrative purposes only and forms no part of the claimed design. 

The ornamental design for a set of buttons for a handset, as shown and described. 